Home / 4,948.09-7,412.56-2,750.15

Finding the Fourth Proportional to 4,948.09, 7,412.56 and 2,750.15

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Solution

The fourth proportional to 4,948.09, 7,412.56 and 2,750.15 is: 4,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.09 : 7,412.56 = 2,750.15 : x
  2. Step 2: Convert to fraction form
    4,948.09/7,412.56 = 2,750.15/x
  3. Step 3: Cross multiply
    4,948.09x = 7,412.56 × 2,750.15
  4. Step 4: Simplify right side
    4,948.09x = 20,385,679.01
  5. Step 5: Solve for x
    x = 20,385,679.01/4,948.09
  6. Step 6: Final answer
    x = 4,119.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.